Indium-bismuth-tin alloy



Patented Aug. 18, 1953 2,649,368

'UNITED STATES PATENT OFFICE INDIUM-BISMUTH-TIN ALLOY Albert A. Smith, J r., Metuchen, and John L. Everhart, Linden, N. J assignors to American Smelting and Refining Company, New York, N. Y., a corporation of New Jersey No Drawing. Application October 7, 1950,

Serial No. 189,045

1 Claim. (Cl. 75-134) 1 2 This invention relates to alloys and more par- References Cited in the file of this patent ticularly it relates to low fusing point alloys. UNITED STATES PATENTS It is an object of the invention to provide cadmium-free low melting point alloys. Number e Date In accordance with the invention alloys are 5 2,213,513 Pray Oct. 15, 1940 provided comprising 31-33% l3i, 50-52% In, OTHER REFERENCES 5: 3? i and have fusmg pomts of approxl- French, Industrial and Engineering Chemistry,

l. 27 December 1935, pages 1464 and 1465. It will be observed from the compositions that V0 these alloys do not contain cadmium and accord- 10 gi gg g s igg ggigg y N. Y.), vol 35, March ingly they are suitable for certain applications as heat transfer media particularly in such applica- Whltehead Metal Fmlshmg July 1944 pages tions Where cadmium would be detrimental. 405407 What is claimed is: 26Smith, Metal Industry, October 26, 1945, page Low melting point alloys composed of 31-33% 15 ALBERT A. SMITH, JR. p g

JOHN L. EVERHART. 

